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$140+ Cheap flights from Portland, ME to Philadelphia (PWM - PHL)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/24. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — PHL
Aug 26 — Sep 21
Wed 8/26
Wed 9/2
1 adult, Economy
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Find cheap flights from Portland to Philadelphia with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

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Cheapflights Tip: The best prices from Portland to Philadelphia are usually found in October or September, booked 72 days in advance, depart on a Wednesday or Friday and return on a Tuesday

Cheap flight deals from Portland to Philadelphia

Cheapest flights from Portland to Philadelphia
Explore the most affordable flight options available from Portland to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 27, 2026.

This American Airlines deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/286:02 am
PWM
-
PHL
1 stop33h 03m
American Airlines
Sat 8/294:31 pm
PHL
-
PWM
Nonstop1h 35m
American Airlines
Deal found 7/23$259
This American Airlines deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/146:00 am
PWM
-
PHL
1 stop12h 21m
American Airlines
Wed 10/148:59 pm
PHL
-
PWM
Nonstop1h 32m
American Airlines
Deal found 7/27$274
This American Airlines deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1112:23 pm
PWM
-
PHL
1 stop50h 29m
American Airlines
Sun 12/134:42 pm
PHL
-
PWM
Nonstop1h 31m
American Airlines
Deal found 7/23$284
This Kiwi.com deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/1310:01 am
PWM
-
PHL
1 stop29h 26m
Multiple Airlines
Sat 9/196:00 am
PHL
-
PWM
1 stop11h 51m
Multiple Airlines
Deal found 7/22$298
This American Airlines deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/76:02 am
PWM
-
PHL
1 stop36h 10m
American Airlines
Sat 8/810:05 pm
PHL
-
PWM
Nonstop1h 32m
American Airlines
Deal found 7/23$299
This Kiwi.com deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/317:00 am
PWM
-
PHL
2 stops24h 15m
Multiple Airlines
Wed 9/28:35 am
PHL
-
PWM
1 stop9h 23m
Multiple Airlines
Deal found 7/22$302
This Kiwi.com deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/236:31 pm
PWM
-
PHL
2 stops23h 44m
Multiple Airlines
Tue 9/295:57 pm
PHL
-
PWM
1 stop15h 11m
Multiple Airlines
Deal found 7/22$303
This Kiwi.com deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/155:09 pm
PWM
-
PHL
2 stops25h 06m
Multiple Airlines
Sat 9/196:00 am
PHL
-
PWM
1 stop11h 51m
Multiple Airlines
Deal found 7/23$310
This Kiwi.com deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/511:07 am
PWM
-
PHL
1 stop12h 52m
Multiple Airlines
Sun 9/610:45 am
PHL
-
PWM
2 stops11h 54m
Multiple Airlines
Deal found 7/22$311
This Kiwi.com deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/165:09 pm
PWM
-
PHL
2 stops15h 56m
Multiple Airlines
Sat 9/196:00 am
PHL
-
PWM
1 stop11h 51m
Multiple Airlines
Deal found 7/24$312
This Kiwi.com deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/257:00 am
PWM
-
PHL
2 stops30h 12m
Multiple Airlines
Wed 9/306:00 am
PHL
-
PWM
1 stop10h 24m
Multiple Airlines
Deal found 7/23$316

Find flight deals from Portland to Philadelphia

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PWM) to Philadelphia (PHL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$259
(American Airlines)

One-way from

$140
(Kiwi.com)

Popular in

June

Cheapest in

October

Average price

$554

Good round-trip deal

$374 or less

Good one-way deal

$266 or less
Provider with most accurate pricing for Portland-Philadelphia flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-Philadelphia flights.
Search Deals
From Portland to Philadelphia
Search Deals
One-way flight from Portland to Philadelphia
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($36 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals
Price to beat on a round-trip flight from Portland to Philadelphia.
Search Deals
Price to beat on a one-way flight from Portland to Philadelphia.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Portland to Philadelphia that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 27, 2026.
Use the filters below to find and compare flights from Portland to Philadelphia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandPhiladelphia

PWM - PHL

PWMPHL

Portland

Mon 9/21

7:40 am-4:00 pm

1 stop8h 20m

Philadelphia

Wed 9/23

3:05 pm-10:05 pm

1 stop7h 00m

$461

PortlandPhiladelphia

PWM - PHL

PWMPHL

Portland

Sat 8/22

5:40 am-4:10 pm

2 stops10h 30m

Philadelphia

Sun 8/23

1:35 pm-9:30 pm

1 stop7h 55m

$466

PortlandPhiladelphia

PWM - PHL

PWMPHL

Portland

Wed 9/16

5:45 am-4:00 pm

2 stops10h 15m

Philadelphia

Sat 9/19

12:10 pm-9:05 pm

2 stops8h 55m

$471

PortlandPhiladelphia

PWM - PHL

PWMPHL

Portland

Thu 8/20

10:30 am-5:55 pm

2 stops7h 25m

Philadelphia

Thu 8/27

2:05 pm-10:25 pm

2 stops8h 20m

$482

PortlandPhiladelphia

PWM - PHL

PWMPHL

Portland

Mon 9/21

5:55 am-3:25 pm

2 stops9h 30m

Philadelphia

Thu 9/24

2:05 pm-10:30 pm

2 stops8h 25m

$520

PortlandPhiladelphia

PWM - PHL

PWMPHL

Portland

Thu 8/13

7:40 am-4:00 pm

1 stop8h 20m

Philadelphia

Sun 8/16

11:50 am-9:30 pm

1 stop9h 40m

$526
Quickest round-trip

PortlandPhiladelphia

PWM - PHL

PWMPHL

Portland

Wed 8/12

5:15 am-9:43 am

1 stop4h 28m

Philadelphia

Sat 8/15

3:05 pm-7:17 pm

1 stop4h 12m

$527

PortlandPhiladelphia

PWM - PHL

PWMPHL

Portland

Fri 8/14

5:55 am-1:15 pm

2 stops7h 20m

Philadelphia

Sun 8/16

11:50 am-9:30 pm

1 stop9h 40m

$532

PortlandPhiladelphia

PWM - PHL

PWMPHL

Portland

Tue 12/8

4:48 pm-11:13 pm

1 stop6h 25m

Philadelphia

Tue 12/15

1:00 pm-9:27 pm

1 stop8h 27m

$539

PortlandPhiladelphia

PWM - PHL

PWMPHL

Portland

Mon 8/17

10:30 am-5:55 pm

2 stops7h 25m

Philadelphia

Thu 8/20

2:05 pm-10:25 pm

2 stops8h 20m

$541

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/22

Showing 1-10 of 23 resultsSorted by cheapest first
1
2
3

Compare providers for flights from Portland to Philadelphia

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Portland to Philadelphia in July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Portland, Maine-Philadelphia flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland, Maine-Philadelphia flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Portland, Maine-Philadelphia flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Portland, Maine-Philadelphia flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Portland, Maine-Philadelphia flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Portland to Philadelphia

Have a flexible travel schedule? Discover the best time to fly to Philadelphia from Portland with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Portland to Philadelphia

How far ahead should I book a flight from Portland, Maine to Philadelphia?

Booking 71 days in advance of your planned departure date is, on average, the best time to get cheap flights from Portland, Maine to Philadelphia. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Portland, Maine to Philadelphia?

Currently, October is the cheapest month in which you can book a flight from Portland, Maine to Philadelphia (average of $411). Flying from Portland, Maine to Philadelphia in June is currently the most expensive (average of $555). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from PWM to PHL?

Find hourly flight availability from Portland to Philadelphia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 27, 2026.

It’s optimal to fly from Portland, Maine to Philadelphia in the evening. By choosing this option you can save up to 15% on the cost of your flight, compared to a flight in the afternoon.

What is the cheapest day to fly from Portland, Maine to Philadelphia?

Use this chart to determine the cheapest time to fly round-trip from Portland to Philadelphia. Price data was last updated on July 18, 2026.

Travelers seeking maximum savings on their Portland, Maine to Philadelphia flight should consider departing on Wednesday at noon when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from Portland, Maine to Philadelphia?

Airfare is below average for this route at the moment.

Portland, Maine to Philadelphia flights typically cost between $476 and $799 in August.
The cheapest round-trip price found within the last 5 days was $259 on American Airlines (Aug 28-Aug 29).

Reviews of airlines servicing Philadelphia

Get insights into the airlines that provide service to Philadelphia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Philadelphia. Reviews last updated July 27, 2026.
Get a feel of what it's like to fly with American Airlines from Portland to Philadelphia by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.1
Good
11,837 reviews

Boarding

7.5

Entertainment

6.8

Overall

7.1

Crew

7.9

Food

6.4

Comfort

7.2

Reviews

1 / 20
2.0
Mediocre

Jeremy,Sep 2025

SAN - PHL

Terrible. Bad customer service and unacceptable delay on the tarmac
American Airlines
7.1
Good
11,837 reviews
American Airlines
7.1
Good
11,837 reviews

Boarding

7.5

Entertainment

6.8

Overall

7.1

Crew

7.9

Food

6.4

Comfort

7.2

Reviews

1 / 20
2.0
Mediocre

Jeremy,Sep 2025

SAN - PHL

Terrible. Bad customer service and unacceptable delay on the tarmac

Related info for your journey

Find useful and relevant information for your journey from Portland to Philadelphia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from Portland to Philadelphia?

    If you wish to fly to Philadelphia from Portland, then you need to book flights from Portland to Philadelphia. There are 4 flights from Portland (PWM) to Philadelphia (PHL) per day to choose from. Flights to Philadelphia from Portland are available from 1 airline, which means you should have some options if you want to compare airfare deals. 1h 41m is how long a nonstop flight from Portland to Philadelphia typically takes.

  • How popular is this Portland, Maine to Philadelphia flight route?

    Flights from Portland to Philadelphia have been viewed 20 times in the past calendar month.

  • How long is the flight from Portland, Maine to Philadelphia?

    A quick flight from Portland, Maine to Philadelphia can take about 8h 20m. Southwest provides one of the quickest options available for as low as $461. The distance from Portland, Maine to Philadelphia is about 363 mi.

  • What is the cheapest airline to fly from Portland, Maine to Philadelphia round-trip?

    American Airlines, at $371, was found to be the cheapest airline from Portland, Maine to Philadelphia.. American Airlines is 25% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the most reliable airlines from Portland, Maine to Philadelphia?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Portland, Maine to Philadelphia on time: Alaska Airlines (84%), American Airlines (83%), Piedmont Airlines (79%).

  • What are the cheapest flights from Portland, Maine to Philadelphia?

    Looking for the cheapest flight from Portland, Maine to Philadelphia? While on average our users pay $528, our data indicates the cheapest price to be $153. The most popular route (Portland - Philadelphia), is priced around $326.

  • Can I find deals for flights from Portland to Philadelphia that include hotel bookings?

    Yes. In addition to deals on Portland to Philadelphia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Portland to Philadelphia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to Philadelphia.

  • Can I find deals for business class flights from Portland to Philadelphia?

    Yes. Cheapflights offers flight deals from Portland to Philadelphia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Portland, Maine to Philadelphia?

    Currently, October is the cheapest month in which you can book a flight from Portland, Maine to Philadelphia (average of $411). Flying from Portland, Maine to Philadelphia in June is currently the most expensive (average of $555). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Philadelphia?

Book flights to Philadelphia if you plan to visit one of these locations
Wildwood
Reading
King of Prussia
Camden
Ocean City
Cherry Hill
Lewes
Plymouth Meeting
Wyomissing
Wildwood Crest
Pottstown
Ephrata
Milford
Dover
Elkton
Essington
Willow Grove
New Castle
Millville
Vineland

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top airline flying from Portland to Philadelphia

Discover the top airline that operate flights from Portland to Philadelphia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$371Average$493FlexibilityNo cancel feeOn-time71%

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